MINNETONKA, Minn.–(BUSINESS WIRE)–Strong and diversified growth continued across UnitedHealth Group (NYSE: UNH) in the second quarter 2021. “The compassion, dedication and ongoing efforts of our 330,000 colleagues to advance peoples’ health and health system performance reinforces our confidence in delivering strongly on our strategies for those we serve and continuing to grow well into the future,” said Andrew Witty, chief executive officer of UnitedHealth Group. Based upon first half 2021 p